Reagents, C

Chromatography Reagents, Reagents, C

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Reagents, C Chromatography Reagents

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  • MP EcoChrom™ Alumina A, Activity: I, 63-200µm

    MP Biomedicals

    MP EcoChrom™ Alumina B, Activity I are good "all-round" adsorbents for laboratory use as well as for industrial use. They can be adjusted to lower activity by the addition of polar media, preferably water, but also higher alcohols, e.g. glycol or glycerol can be used. An oxide of…

  • MP EcoChrom™ Alumina B, Activity: I

    MP Biomedicals

    MP EcoChrom™ Alumina B, Activity I are a good "all-round" adsorbents for laboratory use as well as for industrial use. They can be adjusted to lower activity by the addition of polar media, preferably water, but also higher alcohols, e.g. glycol or glycerol can be used. An oxide of…

  • MP EchoChrom Alumina A, Activity: Super I

    MP Biomedicals

    MP EcoChrom™ Alumina A, activity Super I shows adsorbtion capacity approximately twice as high as that of MP EcoChrom™ Alumina A, Activity I. Their inital activity is kept in a very narrow range and their deactivation behavior is extremely constant. MP EcoChrom™ Alumina A,…

  • Sylon CT™

    MilliporeSigma

    Sylon CT™ was used as derivatizing agent, during an experiment to develop sensitive GC method for the identification and determination of long-chain primary alkyl amines. It was also used for treating Erlenmeyer flasks to prevent mycelium from sticking to the glassware during development…

  • GFSELECT™ Silica, 60A, 40-63 Micron (230-350 Mesh)

    GFS Chemicals

    Irregular, chromatographic grade. 60 angstrom pore size, 230-350 mesh (40-63 micron) particle size.

  • Single-Component Explosives Solutions

    Restek

    These materials support nitroaromatic, nitramine, and nitroester analyses by GC-ECD (Method 8095). 1 , 2 Compounds listed are explosives, manufacturing intermediates, or degradation products. Method 8095 mixtures contain the components at concentration ratios appropriate for ECD. Supports…

  • Food Industry FAME Mix (37 components)

    Restek

    Compound List Chain, Compound (CAS#), % by Weight C4:0 Methyl butyrate (623-42-7), 4% C6:0 Methyl caproate (106-70-7), 4% C8:0 Methyl caprylate (111-11-5), 4% C10:0 Methyl decanoate (110-42-9), 4% C11:0 Methyl undecanoate (1731-86-8), 2% C12:0 Methyl dodecanoate (111-82-0), 4% C13:0 Methyl…

  • 524.2 Surrogate Standard (2 components)

    Restek

    Separate mixes for surrogates and internal standard. Fortification solution combines surrogates and internal standard. Calibration mixes and all other quality control mixes also available. USEPA Method 524 requires a surrogates standard, an internal standard, and the surrogates and…

  • GC Multiresidue Pesticide Standard #7 (10 components)

    Restek

    Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed…

  • LC Multiresidue Pesticide Standard #4 (63 components)

    Restek

    Accurately detect and quantify pesticides of global food safety concern in a wide range of fruits, vegetables, and other commodities by LC-MS/MS. Formulated and grouped for maximum long-term stability* and well-balanced chromatographic performance. Quantitatively tested to confirm…

  • Organophosphorus Pesticide Mix #1 (Rev), Method 525.2 (7 components)

    Restek

    Compound List Chlorpyrifos (2921-88-2) Dichlorvos (DDVP) (62-73-7) Disulfoton sulfone (2497-06-5) Ethoprop (ethoprophos) (13194-48-4) Methyl paraoxon (Parathion methyl-O-analog) (950-35-6) Mevinphos (7786-34-7) Stirofos (tetrachlorvinphos) (961-11-5)

  • GC Multiresidue Pesticide Kit

    Restek

    Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Comprehensive 203-compound kit covers food safety lists by the FDA, USDA, and other global governmental agencies;…

  • Organochlorine Pesticide Resolution Check Mix (with surrogates) (22 components)

    Restek

    Compound List Aldrin (309-00-2), 10 µg/mL α-BHC (319-84-6), 10 µg/mL ß-BHC (319-85-7), 10 µg/mL d-BHC (319-86-8), 10 µg/mL γ-BHC (Lindane) (58-89-9), 10 µg/mL cis-Chlordane (5103-71-9), 10 µg/mL trans-Chlordane (5103-74-2), 10 µg/mL Decachlorobiphenyl (SS) (2051-24-3), 20 µg/mL Dieldrin…

  • Benzene Kovats Probe Standard

    Restek

    Compound List Benzene (71-43-2)

  • Florisil®, 60-100 Mesh

    GFS Chemicals

    Suitable as adsorbent in gas chromatography. Magnesium Silicate Activated at 650°C.

  • Silica Gel Beads, 10-18 Mesh, Indicating, Grade 47

    GFS Chemicals

    SiO2 CAS#: 7631-86-9 F.W.: 60.09 Blue indicating desiccant.

  • Free Fatty Acids Test Standard (6 components)

    Restek

    Compound List (C4:0) Butyric acid (107-92-6) Acetic acid (64-19-7) Isobutyric acid (79-31-2) Isovaleric acid (503-74-2) Propionic acid (79-09-4) Valeric acid (109-52-4)

  • GC Multiresidue Pesticide Standard #5 (34 components)

    Restek

    Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed…

  • Method 525.2 GC-MS Performance Check Mix (3 components)

    Restek

    Compound List 4,4'-DDT (50-29-3) DFTPP (decafluorotriphenylphosphine) (5074-71-5) Endrin (72-20-8)

  • 531.1 Internal Standard (4-Bromo-3,5-dimethylphenyl-N-methylcarbamate (BDMC))

    Restek

    Compound List 4-Bromo-3,5-dimethylphenyl-N-methylcarbamate (BDMC) (672-99-1)

  • Royer® Anion Exchange Resin, BZL-PEI-40

    GFS Chemicals

    Polyethylenimine immobilized on silica beads. Benzylated 20-40 mesh.

  • Tricaprin (1,2,3-tricaprinoylglycerol)

    Restek

    Compound List Tricaprin (1,2,3-tricaprinoylglycerol) (621-71-6)

  • Tri-Sil TBT (TMSI:BSA:TMCS) Reagent

    Thermo Scientific

    TBT (TMSI:BSA:TMCS) Reagent is a catalyzed silylation reagent formulation containing three parts TMSI, three parts BSA and two parts TMCS. Converts all classes of hydroxyl groups to TMS ethers Under usual conditions, the reaction is complete in a short period of time at 60 to 80°C, although…

  • MP EcoChrom™ Alumina N, 32-63 µm, Active

    MP Biomedicals

    MP EcoChrom™ Alumina N is an amphoteric oxide. It is commonly referred to as alumina (α-alumina), aloxide, or corundum in its crystalline form, as well as many other names, reflecting its widespread occurrence in nature and industry. An oxide of aluminum, occurring in nature as various…

  • Sigma-Aldrich® TLC Plates PEI-cellulose, matrix

    MilliporeSigma

    General description Thin-layer chromatography (TLC) plates for adsorption, partition, and ion-exchange techniques. Six media choices with glass, polyester, and aluminum backings. Silica-based adsorbent layers in Sigma-Aldrich TLC plates incorporate a polymeric binder; highly purified silica gel…

  • Cal Kit LSD 100–500

    Restek

    Compound List Blank 100 ppm total sulfur from di-n-butylsulfide in diesel fuel 200 ppm total sulfur from di-n-butylsulfide in diesel fuel 300 ppm total sulfur from di-n-butylsulfide in diesel fuel 400 ppm total sulfur from di-n-butylsulfide in diesel fuel 500 ppm total sulfur from di-n-butylsulfide…

  • Cal Kit ULSD 20–100

    Restek

    Compound List Blank 20.0 ppm total sulfur from di-n-butylsulfide in diesel fuel 35.0 ppm total sulfur from di-n-butylsulfide in diesel fuel 50.0 ppm total sulfur from di-n-butylsulfide in diesel fuel 75.0 ppm total sulfur from di-n-butylsulfide in diesel fuel 100 ppm total sulfur from…

  • MP EcoChrom™ Alumina N, Activity: Super I

    MP Biomedicals

    MP EcoChrom™ Alumina N, activity Super I shows adsorbtion capacity approximately twice as high as that of MP EcoChrom™ Alumina N, Activity I. Their inital activity is kept in a very narrow range and their deactivation behavior is extremely constant. MP EcoChrom™ Alumina N,…

  • NLEA FAME Mix (28 components)

    Restek

    Compound List Chain, Compound (CAS#), % by Weight C4:0 Methyl butyrate (632-42-7), 1.5% C6:0 Methyl hexanoate (106-70-7), 1.5% C8:0 Methyl octanoate (111-11-5), 2% C10:0 Methyl decanoate (1110-42-9), 2.5% C11:0 Methyl undecanoate (1731-86-8), 2.5% C12:0 Methyl laurate (111-82-0), 5% C13:0 Methyl…

  • Benzaldehyde

    Restek

    Compound List Benzaldehyde (100-52-7)

  • SOM01.1 VOA Ketone Deuterated Monitoring Compounds (2 components)

    Restek

    Compound List 2-Butanone-d5 (24313-50-6) 2-Hexanone-d5 (4840-82-8)

  • Glyphosate Standard

    Restek

    Compound List Glyphosate (N-(phosphonomethyl)glycine) (1071-83-6) Conc. in Solvent and Volume: 1,000 µg/mL in DI water

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